131313716 has 12 divisors (see below), whose sum is σ = 239790432. Its totient is φ = 62802168.

The previous prime is 131313709. The next prime is 131313733. The reversal of 131313716 is 617313131.

131313716 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 713570 + ... + 713753.

It is an arithmetic number, because the mean of its divisors is an integer number (19982536).

Almost surely, 2^131313716 is an apocalyptic number.

It is an amenable number.

131313716 is a deficient number, since it is larger than the sum of its proper divisors (108476716).

131313716 is a wasteful number, since it uses less digits than its factorization.

131313716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1427350 (or 1427348 counting only the distinct ones).

The product of its digits is 1134, while the sum is 26.

The square root of 131313716 is about 11459.2196942026. The cubic root of 131313716 is about 508.2804009263.

Adding to 131313716 its reverse (617313131), we get a palindrome (748626847).

The spelling of 131313716 in words is "one hundred thirty-one million, three hundred thirteen thousand, seven hundred sixteen".